433 1st St W, Sonoma, CA 95476 Property Records

Sonoma County property record for 433 1st St W, Sonoma, CA 95476

Property Summary

Property Type	Commercial Vacant Land
Lot Size	0.138 acres (6,000 sqft)
Owner	Company Name on File
Last Sale	$27,000 (May 1997)
Tax Bill	$2,885 (2025)
Deeds & Mortgages	Aug 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`018-202-068-000`

Property Details

APN / Parcel Number

Primary APN	`018-202-068-000`
Alternative APN	`018-202-068`

Exterior

Lot Area	6,000 sqft (0.138 acres)

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Old Parcel Number	018-202-068
Street Address	433 1ST ST W
City	SONOMA
State	CA
Zip	95476-6608
Property Category	Commercial
Property Type	Vacant Land > Commercial
Local Zoning Code	CCH
Legal Subdivision	SONOMA
Legal Block	1
Legal Lot Number	34
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1013
Census Tract	150205

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Sonoma Plaza listed 1975 · 31 contributing resources · National Historic Landmark (designated 1960) · NRIS 75000489

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

433 1st St W, commercial vacant land, is owned by a company that acquired it in December 2012.

Source: Sonoma County records, as of September 1, 2026

Owner of Record	Company Name on File
Mailing Address	433 1ST ST W, SONOMA, CA 95476-6608
Owner Type	Company
Vesting	Limited Liability Partnership

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 2, 1997 · Amount on File
Deed Sale	May 2, 1997 · Amount on File
Deed Document Number	199736870
Last Transfer Date	Dec 28, 2012
Transfer Doc	0000012631
Record Updated	Oct 29, 2026

August 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Aug 2, 2023
Property Address	433 1ST ST W, SONOMA, CA 95476-6608
Document Number	0000036056
Instrument Date	Jul 26, 2023
Instrument	2023036056
Transaction Type	Transfer
Record Updated	Aug 17, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Irrevocable Trust

Tax Assessment & Valuation

The 2025 property tax bill for 433 1st St W was $2,885.

Source: Sonoma County assessment roll, as of September 1, 2026

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Sonoma City
Unified School District	Sonoma Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$237,202 (+2%) Land $237,202
2025	$2,885.00	$232,551 Land $232,551
2023	$2,790.00 (+1.01%)	$223,522 Land $223,522
2022	$2,762.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 433 1st St W in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective February 15, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 433 1st St W is low, with a 0.02% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.02% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF SONOMA serves 10,619 people · EPA ID CA4910012
Water Source	Groundwater
Last State Inspection	Jul 2024
Lead	Under 1 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 579 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20